膠管近年來(lai),開始采用(yong)(yong)(yong)熱塑性橡膠(jiao)(jiao),如(ru)熱塑性聚(ju)氨酯(zhi)(zhi)橡膠(jiao)(jiao)、聚(ju)酯(zhi)(zhi)橡膠(jiao)(jiao)等。膠(jiao)(jiao)管(guan)(guan)(guan)因(yin)易彎曲、能(neng)緩沖、重量(liang)(liang)輕及安裝使(shi)用(yong)(yong)(yong)方便等優(you)點,用(yong)(yong)(yong)途十分廣泛,如(ru)農業上排灌(guan)農田(tian)、港灣(wan)疏浚中吸排泥(ni)漿,飛機、坦克、汽車及許多機械裝備中的(de)(de)液壓(ya)系(xi)統、氣動系(xi)統、燃油系(xi)統均使(shi)用(yong)(yong)(yong)許多膠(jiao)(jiao)管(guan)(guan)(guan)。氣割(ge)操作需(xu)要(yao)較大的(de)(de)氧(yang)(yang)氣輸(shu)出(chu)量(liang)(liang),因(yin)此與氧(yang)(yang)氣表高壓(ya)端(duan)連接(jie)的(de)(de)氣瓶(ping)(或氧(yang)(yang)氣管(guan)(guan)(guan)道)閥門(men)應(ying)全(quan)打開,以(yi)便保證提供足夠的(de)(de)流量(liang)(liang)和穩定的(de)(de)壓(ya)力(li),防止低壓(ya)表雖已表示工作壓(ya)力(li),但使(shi)用(yong)(yong)(yong)時(shi)壓(ya)力(li)突然下降,此時(shi)容易發生回(hui)火(huo),并可能(neng)倒燃進(jin)入氧(yang)(yang)氣膠(jiao)(jiao)管(guan)(guan)(guan)而(er)引起(qi)(qi)爆(bao)炸(zha)。在保存(cun)、運輸(shu)和使(shi)用(yong)(yong)(yong)膠(jiao)(jiao)管(guan)(guan)(guan)時(shi)必(bi)須注意維護,保持膠(jiao)(jiao)管(guan)(guan)(guan)的(de)(de)清潔和不受(shou)損壞。例如(ru)避免陽光照射,雨雪浸淋、防止與酸、堿、油類及其他有機溶劑等影(ying)響膠(jiao)(jiao)管(guan)(guan)(guan)質(zhi)(zhi)量(liang)(liang)的(de)(de)物質(zhi)(zhi)接(jie)觸。存(cun)放溫(wen)度為-15~40℃,距(ju)離熱源應(ying)不小于1m.如(ru)果由于保存(cun)和使(shi)用(yong)(yong)(yong)時(shi)維護不善,或膠(jiao)(jiao)管(guan)(guan)(guan)使(shi)用(yong)(yong)(yong)日久(jiu)老化脆硬(ying),這些膠(jiao)(jiao)管(guan)(guan)(guan)內的(de)(de)硫磺質(zhi)(zhi)被分解出(chu)來(lai),常常會因(yin)此引起(qi)(qi)回(hui)火(huo)爆(bao)炸(zha)事故。